*{
    padding: 0;
    margin: 0;
}
body,html{
    width: 100%;
}
body{
    background-image: url(./img/login-background.jpg);
    justify-content: center;
    align-items: center;
    display: flex;
    
}

.register_box{
    width: 350px;
    height: 300px;
    background-color: aliceblue;
    margin-top: 250px;
}
.tou{
    width: 100%;
    height: 50px;
    text-align: center;
    line-height: 50px;
    color: black;
}
.shen{
    width: 100%;
    height: 130px;
    /* display: flex ; */
    /* background-color: aqua; */
    margin-top: 10px;
    /* background-color: #555; */
}
.shen input{
    margin-top: 15px;
    margin-left: 25px;
    border-radius: 5px;
    border: 1px solid #ccc;
    padding: 5px;
    width: 300px;
    display: block;
}
.shen_xia a{
    text-decoration: none;
    display: block;
    margin-left: 25px;
    float: right;
    margin-right: 5px;
}
.di{
    width: 100%;
    text-align: center;
    margin-top: 10px;
}
.di button{
    border: none;
    background-color: blue;
    color: white;
    padding: 10px 20px;
    border-radius: 5px;
    width: 300px;
}